<template>
  <div class="coursemanager">
    <router-view></router-view>
  </div>
</template>

<script>
export default {

}
</script>

<style>
.coursemanager {
  position: relative;
  margin-top: 20px;
  height: 40px;
  line-height: 40px;
}

.nava {
  text-decoration: none;
  margin-left: 30px;
  color: #ccc;
  font-size: 20px; 
}

.router-link-active {
  color: #000;
}
</style>